Stay updated with real-time air quality in Northwich, Cheshire West and Chester featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
18
Good
Northwich, Cheshire West and Chester
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.19 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
3.33 μg/m³
0
55
155
255
425
605+
19.02 ppb
0
55
71
86
201
201+
0.53 ppb
0
36
76
186
605
1005+
6.95 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Northwich, Cheshire West and Chester
Northwich, Cheshire West and Chester
Scroll To Air Quality MapLoading...
AQI 22
Good
1.72μg/m³
PM2.5
4.09μg/m³
PM10
24.29ppb
O3
0.50ppb
SO2
6.58ppb
NO2
0.14ppm
CO
AQI 19
Good
1.13μg/m³
PM2.5
3.39μg/m³
PM10
20.32ppb
O3
0.49ppb
SO2
4.93ppb
NO2
0.13ppm
CO
AQI 19
Good
1.05μg/m³
PM2.5
3.10μg/m³
PM10
20.04ppb
O3
0.48ppb
SO2
4.56ppb
NO2
0.13ppm
CO
AQI 21
Good
1.65μg/m³
PM2.5
4.77μg/m³
PM10
22.99ppb
O3
0.51ppb
SO2
6.18ppb
NO2
0.13ppm
CO
AQI 21
Good
1.27μg/m³
PM2.5
3.73μg/m³
PM10
23.47ppb
O3
0.51ppb
SO2
7.94ppb
NO2
0.14ppm
CO
AQI 21
Good
1.86μg/m³
PM2.5
5.63μg/m³
PM10
23.09ppb
O3
0.57ppb
SO2
7.04ppb
NO2
0.14ppm
CO
Air quality measurements for Cheshire West and Chester, UK meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Northwich, Cheshire West and Chester is updated on an hourly basis.
The worst air quality in Northwich, Cheshire West and Chester was recorded at 01:00:00 on 2026-10-05.
The best air quality in Northwich, Cheshire West and Chester was recorded at 09:00:00 on 2026-10-05.
The real-time air quality index in Northwich, Cheshire West and Chester is 22, currently categorized as Good.
The most common pollutant in Northwich, Cheshire West and Chester is O3.
If the air quality in Northwich, Cheshire West and Chester is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Northwich, Cheshire West and Chester at present are 1.717 μg/m3.
The current PM10 levels in Northwich, Cheshire West and Chester are 4.087 μg/m3.
The current carbon monoxide (CO) level in Northwich, Cheshire West and Chester is 0.137 ppm.
The current sulfur dioxide (SO2) levels in Northwich, Cheshire West and Chester are 0.502 ppb.
The current ozone (O3) levels at Northwich, Cheshire West and Chester is 24.286 ppm.
The current nitrogen dioxide (NO2) levels at Northwich, Cheshire West and Chester is 6.583 ppb.
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